Stumpflite
Rare platinum mineral
From Wikipedia, the free encyclopedia
Stumpflite is a rare platinum mineral. It crystallizes in the orthorhombic crystal system.
| Stumpflite | |
|---|---|
| General | |
| Category | platinum mineral |
| Formula | Pt(Sb,Bi) |
| Strunz classification | Pt(Sb,Bi) |
| Crystal system | Orthorhombic |
| Crystal class | Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m) |
| Space group | Pbam (no. 55) |
| Unit cell | 83.08 ų (Calculated from Unit Cell) |
| Identification | |
| References | [1][2] |
History
Its occurrence was first confirmed in the Driekop mine, Transvaal, South Africa.[3]
Etymology
The mineral is named in honor of Eugen Friedrich Stumpfl (27 November 1931, Munich, Germany - 12 July 2004, Innsbruck, Austria), professor of mineralogy, Mining Institute, Leoben (Austria), for his studies of noble metal compounds.[4]
It was discovered in 1972 by Zdeněk Johan and Paul Picot.[4]
Physical properties
It has a silver white color. And it is metallic and isometric.[5]